# coding=utf-8
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#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
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from dataclasses import dataclass, field
from typing import Optional
from open_r1.trainer.ts_config import GRPOConfig as TSGRPOConfig
import trl


# TODO: add the shared options with a mixin to reduce code duplication
@dataclass
class GRPOConfig(TSGRPOConfig):
    """
    args for callbacks, benchmarks etc
    """

    benchmarks: list[str] = field(
        default_factory=lambda: [], metadata={"help": "The benchmarks to run after training."}
    )
    callbacks: list[str] = field(
        default_factory=lambda: [], metadata={"help": "The callbacks to run during training."}
    )
    chat_template: Optional[str] = field(default=None, metadata={"help": "The chat template to use."})
    system_prompt: Optional[str] = field(
        default=None,
        metadata={"help": "The optional system prompt to use."},
    )
    hub_model_revision: Optional[str] = field(
        default="main", metadata={"help": "The Hub model branch to push the model to."}
    )
    overwrite_hub_revision: bool = field(default=False, metadata={"help": "Whether to overwrite the Hub revision."})
    push_to_hub_revision: bool = field(default=False, metadata={"help": "Whether to push to a Hub revision/branch."})
    wandb_entity: Optional[str] = field(
        default=None,
        metadata={"help": ("The entity to store runs under.")},
    )
    wandb_project: Optional[str] = field(
        default=None,
        metadata={"help": ("The project to store runs under.")},
    )


@dataclass
class SFTConfig(trl.SFTConfig):
    """
    args for callbacks, benchmarks etc
    """

    benchmarks: list[str] = field(
        default_factory=lambda: [], metadata={"help": "The benchmarks to run after training."}
    )
    callbacks: list[str] = field(
        default_factory=lambda: [], metadata={"help": "The callbacks to run during training."}
    )
    chat_template: Optional[str] = field(default=None, metadata={"help": "The chat template to use."})
    system_prompt: Optional[str] = field(
        default=None,
        metadata={"help": "The optional system prompt to use for benchmarking."},
    )
    hub_model_revision: Optional[str] = field(
        default="main",
        metadata={"help": "The Hub model branch to push the model to."},
    )
    overwrite_hub_revision: bool = field(default=False, metadata={"help": "Whether to overwrite the Hub revision."})
    push_to_hub_revision: bool = field(default=False, metadata={"help": "Whether to push to a Hub revision/branch."})
    wandb_entity: Optional[str] = field(
        default=None,
        metadata={"help": ("The entity to store runs under.")},
    )
    wandb_project: Optional[str] = field(
        default=None,
        metadata={"help": ("The project to store runs under.")},
    )
